Variational Bihamiltonian Cohomologies and Integrable Hierarchies II: Virasoro symmetries
published by Zhe Wang
in 2021
in Physics
and research's language is
English
Download
Abstract in English
We prove that for any tau-symmetric bihamiltonian deformation of the tau-cover of the Principal Hierarchy associated with a semisimple Frobenius manifold, the deformed tau-cover admits an infinite set of Virasoro symmetries.